Once Dr. Richard Weissbourd, a Harvard psychologist, became a father, he was surprised by the parenting culture he encountered—a culture that seemed to prioritize children’s happiness and achievements over simply being a good person. In “The Parents We Mean to Be: How Well-Intentioned Adults Undermine Children’s Moral and Emotional Development,” Dr. Weissbourd suggests that parents evaluate and perhaps rethink the values they are (perhaps inadvertently) instilling in their kids.